Button Icon - CSS Always On Top


I have made a some icon buttons. What is the CSS to have it on the top most layer. Currently the buttons are behind another set of buttons as below. I’ve tried setting z-index = 1000000 but still not luck. A image below is attached.


Hack Answer: Did you already try !important ?
Real Answer: Please show some code so that we can understand the situation better


Thanks that did the trick